Introduction

Include file for hsrPrp_red_prp.c.

: Copyright (C) 2021 Texas Instruments Incorporated

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Data Structures
struct	PRP_RCT

struct	PRP_SUP_FRAME

Macros
#define	ETHER_TYPE_PRP_SUP ( ETHER_TYPE_RED_SUP )

#define	PRP_RCT_SIZE ( 6 )

#define	PRP_TRAILER_MAGIC ( 0x88FB )

#define	PRP_TRAILER_MAGIC_BIG_ENDIAN ( 0xFB88 )

#define	PRP_LAN_A_MAGIC ( 0xA )

#define	PRP_LAN_B_MAGIC ( 0xB )

#define	PRP_RCT_SEQNO_OFFSET ( 0 )

#define	PRP_RCT_LANID_LSDU_OFFSET ( 2 )

#define	PRP_RCT_ETHTYPE_OFFSET ( 4 )

#define	PRP_TLV1_TYPE_DUP_DISCARD ( 20 )

#define	PRP_TLV1_TYPE_DUP_ACCEPT ( 21 )

#define	PRP_SUP_SIZE ( RED_SUP_SIZE )

#define	PRP_SUP_PATH ( RED_SUP_PATH )

#define	PRP_SUP_VER ( RED_SUP_VER )

#define	PRP_SUP_PAD ( RED_SUP_PAD )

#define	PRP_MODE_MASK ( 0x0 )

#define	EMAC_MODE_MASK ( 0x1 )

#define	PRP_VS_EMAC_MODE_MASK ( PRP_MODE_MASK )

Functions
void	PrpFrameFill (hsrPrpHandle hsrPrphandle, RED_FRAME pRedFrame, const uint8_t *pFrame, int32_t frameSize)

void	PrpFrameUpdateLanId (RED_FRAME *pPrpFrame, uint16_t pathId)

RED_FRAME *	PrpSupFrameAllocate (hsrPrpHandle *hsrPrphandle)
	Allocates a RED_FRAME that holds PRP Supervision frame. More...

void	PrpSupFrameUpdateSrcAdd (RED_FRAME pRedFrame, uint8_t srcAdd)
	Updates Source Address of a PRP Supervision frame. More...

void	PrpSupFrameUpdateLanId (RED_FRAME *pRedFrame, uint16_t lanId)
	Updates LAN ID of a PRP Supervision frame. More...

void	PrpSupFrameUpdateSeqNr (hsrPrpHandle hsrPrphandle, RED_FRAME pRedFrame)

void	PrpSupFrameUpdateTlv (RED_FRAME *pRedFrame, uint8_t type)

void	PrpSupFrameIncrementSeqNr (hsrPrpHandle *hsrPrphandle)

Macro Definition Documentation

◆ ETHER_TYPE_PRP_SUP

#define ETHER_TYPE_PRP_SUP ( ETHER_TYPE_RED_SUP )

◆ PRP_RCT_SIZE

#define PRP_RCT_SIZE ( 6 )

PRP RCT size

◆ PRP_TRAILER_MAGIC

#define PRP_TRAILER_MAGIC ( 0x88FB )

PRP-1 RCT Suffix

◆ PRP_TRAILER_MAGIC_BIG_ENDIAN

#define PRP_TRAILER_MAGIC_BIG_ENDIAN ( 0xFB88 )

PRP-1 RCT Suffix in Big Endian format

◆ PRP_LAN_A_MAGIC

#define PRP_LAN_A_MAGIC ( 0xA )

PRP-1 LAN A marker

◆ PRP_LAN_B_MAGIC

#define PRP_LAN_B_MAGIC ( 0xB )

PRP-1 LAN B marker

◆ PRP_RCT_SEQNO_OFFSET

#define PRP_RCT_SEQNO_OFFSET ( 0 )

Seq No : 2 bytes

◆ PRP_RCT_LANID_LSDU_OFFSET

#define PRP_RCT_LANID_LSDU_OFFSET ( 2 )

LanID : 4 bits followed by LSDU size : 12 bits

◆ PRP_RCT_ETHTYPE_OFFSET

#define PRP_RCT_ETHTYPE_OFFSET ( 4 )

set to 0x88FB for PRP

◆ PRP_TLV1_TYPE_DUP_DISCARD

#define PRP_TLV1_TYPE_DUP_DISCARD ( 20 )

PRP node in Duplicate Discard mode

◆ PRP_TLV1_TYPE_DUP_ACCEPT

#define PRP_TLV1_TYPE_DUP_ACCEPT ( 21 )

PRP node in Duplicate Accept mode

◆ PRP_SUP_SIZE

#define PRP_SUP_SIZE ( RED_SUP_SIZE )

◆ PRP_SUP_PATH

#define PRP_SUP_PATH ( RED_SUP_PATH )

◆ PRP_SUP_VER

#define PRP_SUP_VER ( RED_SUP_VER )

◆ PRP_SUP_PAD

#define PRP_SUP_PAD ( RED_SUP_PAD )

◆ PRP_MODE_MASK

#define PRP_MODE_MASK ( 0x0 )

◆ EMAC_MODE_MASK

#define EMAC_MODE_MASK ( 0x1 )

◆ PRP_VS_EMAC_MODE_MASK

#define PRP_VS_EMAC_MODE_MASK ( PRP_MODE_MASK )